Adding some ALU instructions.

2013-05-24 14:21:39 -07:00
parent 8965caa833
commit e724fe3e60
4 changed files with 428 additions and 396 deletions
--- a/src/xenia/cpu/ppc/instr.h
+++ b/src/xenia/cpu/ppc/instr.h
@@ -65,6 +65,9 @@ static inline int32_t XEEXTS16(uint32_t v) {
 static inline int32_t XEEXTS26(uint32_t v) {
  return v & 0x02000000 ? (int32_t)v | 0xFC000000 : (int32_t)(v);
 }
+static inline uint32_t XEEXTZ16(uint32_t v) {
+  return (uint32_t)((uint16_t)v);
+}
 static inline uint64_t XEMASK(uint32_t mstart, uint32_t mstop) {
  // if mstart ≤ mstop then
  //   mask[mstart:mstop] = ones